Fundulus majalis wani nau'in kifi ne na Arewacin Amurka wanda aka fi sani da Killifish Coastal Plains. Memba ne na dangin Fundulidae kuma ana samunsa a kudu maso gabashin Amurka, da farko a wuraren zama na bakin teku. Kalmar “fundulus” ta fito ne daga kalmar Latin don “ƙasa,” yayin da “majalis” ke nufin “ko kuma dangane da watan Mayu” a harshen Latin, mai yiwuwa yana nufin lokacin haifuwa na nau’in.